qemu-e2k/linux-user
Filip Bozuta e5ce9688b4 linux-user: Add support for ppoll_time64() and pselect6_time64()
This patch introduces functionality for following time64 syscalls:

*ppoll_time64

    This is a year 2038 safe variant of:

    int poll(struct pollfd *fds, nfds_t nfds, int timeout)
    -- wait for some event on a file descriptor --
    man page: https://man7.org/linux/man-pages/man2/ppoll.2.html

*pselect6_time64

    This is a year 2038 safe variant of:

    int pselect6(int nfds, fd_set *readfds, fd_set *writefds,
                 fd_set *exceptfds, const struct timespec *timeout,
                 const sigset_t *sigmask);
    -- synchronous I/O multiplexing --
    man page: https://man7.org/linux/man-pages/man2/pselect6.2.html

Implementation notes:

    Year 2038 safe syscalls in this patch were implemented
    with the same code as their regular variants (ppoll() and pselect()).
    This code was moved to new functions ('do_ppoll()' and 'do_pselect6()')
    that take a 'bool time64' from which a right 'struct timespec' converting
    function is called.
    (target_to_host/host_to_target_timespec() for regular and
     target_to_host/host_to_target_timespec64() for time64 variants)

Signed-off-by: Filip Bozuta <Filip.Bozuta@syrmia.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20200824223050.92032-2-Filip.Bozuta@syrmia.com>
[lv: rebase and fix do_pselect6()]
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2020-09-05 22:40:43 +02:00
..
aarch64 linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
alpha linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00
arm linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
cris linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00
generic linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
host
hppa linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00
i386 linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
m68k linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
microblaze target/microblaze: Convert brk and brki to decodetree 2020-09-01 07:43:35 -07:00
mips linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00
mips64 linux-user: Add strace support for printing arguments of syscalls used to lock and unlock memory 2020-08-27 12:29:50 +02:00
nios2 linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
openrisc linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
ppc linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00
riscv linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
s390x linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
sh4 linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00
sparc linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00
sparc64 linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00
tilegx linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
x86_64 linux-user: Add generic 'termbits.h' for some archs 2020-08-27 12:29:50 +02:00
xtensa linux-user: Add missing termbits types and values definitions 2020-08-27 12:29:50 +02:00
cpu_loop-common.h
elfload.c target/microblaze: Split out MSR[C] to its own variable 2020-09-01 07:41:38 -07:00
errno_defs.h
exit.c
fd-trans.c linux-user: add netlink RTM_SETLINK command 2020-07-13 21:26:33 +02:00
fd-trans.h
flat.h
flatload.c
ioctls.h linux-user: Add support for btrfs ioctls used to scrub a filesystem 2020-09-03 01:09:35 +02:00
linux_loop.h
linuxload.c
main.c linux-user: Ensure mmap_min_addr is non-zero 2020-07-27 22:02:40 +02:00
meson.build meson: linux-user 2020-08-21 06:30:38 -04:00
mmap.c linux-user: Adjust guest page protection for the host 2020-08-23 16:57:58 +02:00
qemu.h linux-user: Add strace support for printing arguments for ioctls used for terminals and serial lines 2020-08-27 12:29:50 +02:00
safe-syscall.S
signal-common.h
signal.c
socket.h
strace.c linux-user: Add strace support for printing OFD fcntl operations 2020-09-01 11:47:12 +02:00
strace.list linux-user: Add strace support for printing arguments of some clock and time functions 2020-08-27 12:29:50 +02:00
syscall_defs.h linux-user: Add support for btrfs ioctls used to scrub a filesystem 2020-09-03 01:09:35 +02:00
syscall_types.h linux-user: Add support for btrfs ioctls used to scrub a filesystem 2020-09-03 01:09:35 +02:00
syscall.c linux-user: Add support for ppoll_time64() and pselect6_time64() 2020-09-05 22:40:43 +02:00
target_flat.h
trace-events
trace.h trace: switch position of headers to what Meson requires 2020-08-21 06:18:24 -04:00
uaccess.c
uname.c
uname.h
vm86.c